package Thread.Demo04;

/**
 * @Author Miku
 * @Create 2021/5/14 12:48
 * 模拟龟兔赛跑
 */
public class TestThread implements Runnable{

    /**
     * 胜利者
     */
    private static String winner;

    @Override
    public void run() {
        for (int i = 0; i <= 100; i++) {

            //模拟兔子休息
            if ("兔子".equals(Thread.currentThread().getName()) && i % 10 == 0) {
                try {
                    Thread.sleep(1);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }

            //判断比赛是否结束
            boolean flag = gameOver(i);

            if (flag) {
                break;
            }

            System.out.println(Thread.currentThread().getName()+"跑了"+i+"步");
        }
    }

    /**
     * 判断是否完成比赛
     */
    private boolean gameOver(int steps) {
        //判断是否有胜利者
        if (winner != null) {
            return true;
        }
        if (steps >= 100) {
            winner = Thread.currentThread().getName();
            System.out.println("winner is " + winner);
            return true;
        }
        return false;
    }

    public static void main(String[] args) {
        TestThread race = new TestThread();

        new Thread(race,"兔子").start();
        new Thread(race,"乌龟").start();

    }

}
